libXfont2 security update

An update is available for libXfont2. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list X.Org X11 libXfont2 runtime library Security Fixes: libXfont2:...

libXfont2: PCF Font Parsing Heap Buffer Overflow

A flaw was found in libXfont2. A specially crafted PCF Portable Compiled Format font file, when processed by libXfont2, can lead to a buffer overflow. This occurs because the font parsing process does not properly validate the size of a bitmap buffer against the glyph metrics provided in the...

Important: Red Hat Security Advisory: libXfont2 security update

An update for libXfont2 is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

Important: Red Hat Security Advisory: libXfont2 security update

An update for libXfont2 is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability fro...

libXfont2: PCF Font Parsing Heap Buffer Overflow

A flaw was found in libXfont2. A specially crafted PCF Portable Compiled Format font file, when processed by libXfont2, can lead to a buffer overflow. This occurs because the font parsing process does not properly validate the size of a bitmap buffer against the glyph metrics provided in the...

ALSA-2026:47079 Important: libXfont2 security update

X.Org X11 libXfont2 runtime library Security Fixes: libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow CVE-2026-56001 libXfont2: PCF Font Parsing Heap Buffer Overflow CVE-2026-56002 For more details about the security issues, including the impact, a CVSS score, acknowledgments, a...

Amazon Linux 2 : libXfont2, --advisory ALAS2-2026-3814 (ALAS-2026-3814)

The version of libXfont2 installed on the remote host is prior to 2.0.3-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3814 advisory. BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow CVE-2026-56001 PCF Font Parsing Heap Buffer Overflow...

Important: libXfont2

Issue Overview: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow CVE-2026-56001 PCF Font Parsing Heap Buffer Overflow CVE-2026-56002 computeProps Property Buffer Heap Buffer Overflow CVE-2026-56003 Affected Packages: libXfont2 Issue Correction: Run dnf update libXfont2 --releasever...

OPENSUSE-SU-2026:21284-1 Security update for libXfont2

This update for libXfont2 fixes the following issues - CVE-2026-56001: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow bsc1269018. - CVE-2026-56002: PCF Font Parsing Heap Buffer Overflow bsc1269019. - CVE-2026-56003: computeProps Property Buffer Heap Buffer Overflow bsc1269020...

libXfont2 PCF Font Parsing Heap Buffer Overflow

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CVE-2026-56002 libXfont2 PCF Font Parsing Heap Buffer Overflow

A heap bufferflow in pcfReadFont due to missing glyph bounds checking in libXfont2 before 2.0.8 allows attackers authenticated as X client to execute code within the X server...

CVE-2026-55379

Pillow is a Python imaging library. Prior to 12.3.0, PIL/BdfFontFile.py bdfchar read the BBX width and height field from a BDF font file and passed attacker-controlled dimensions to Image.new without calling Image.decompressionbombcheck, bypassing Pillow's documented decompression bomb protection...

Alibaba Cloud Linux 3 : 0122: java-17-openjdk (ALINUX3-SA-2026:0122)

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALINUX3-SA-2026:0122 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2026-22007: No description is availabl...

Linux Distros Unpatched Vulnerability : CVE-2026-33812

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Parsing a malicious font file can cause excessive memory allocation. CVE-2026-33812 Note that Nessus relies on the presence of the package as reported by the...

CVE-2026-33812

CVE-2026-33812 affects golang.org/x/image, where parsing a malicious SFNT font can trigger excessive memory allocation. The connected CVE listing confirms the issue is caused by decoding a malicious font file (SFNT) and identifies golang.org/x/image as the affected component. The provided documen...

CVE-2026-33812 Excessive memory allocation when decoding malicious SFNT in golang.org/x/image

Parsing a malicious font file can cause excessive memory allocation...

Google Go 安全漏洞

Google Go is a static, strongly typed, compiled, concurrent programming language with garbage collection features from Google Inc. There is a security vulnerability in Google Go, which stems from the golang.org/x/image/font/sfnt module’s ability to improperly allocate memory when parsing maliciou...

RockyLinux 9 : fontforge (RLSA-2026:6628)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:6628 advisory. fontforge: FontForge: Remote Code Execution via malicious SFD file parsing CVE-2025-15270 Tenable has extracted the preceding description block directly from the...

(Pwn2Own) Canon imageCLASS MF654Cdw TTF Parsing Integer Overflow Remote Code Execution Vulnerability

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Canon imageCLASS MF654Cdw printers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the parsing of TrueType fonts. The issue results from the...

GHSA-WGVP-VG3V-2XQ3 pypdf has possible long runtimes/large memory usage for large /ToUnicode streams

Impact An attacker who uses this vulnerability can craft a PDF which leads to long runtimes and large memory consumption. This requires parsing the /ToUnicode entry of a font with unusually large values, for example during text extraction. Patches This has been fixed in pypdf==6.7.1. Workarounds ...